Wittman Buttercup, on wheel skis. The owner uses it to fly north and go ice fishing. Our resident aerodynamicist was intrigued by its unusual wingtips.
In Case You Missed It
Venturing the Cup
Tom Wilson - 0
Started in 1997 by Eric Whyte and Erik Anderson, the AirVenture Cup offers its...
Hands On: Soup to Nuts
Mike Loehle - 0
Mike Loehle, of Loehle Aircraft, discusses the development of his aero coatings system and details some of the pre-paint prep process.
Rapid Prototyping and Experimental Design
Epoxy and fuel resistance tests, part 2-choosing an epoxy for a fuel tank.
Dynons D1
Dynon’s “Pocket Panel” self-contained mini-EFIS has plenty going for it—excellent performance, portability and a reasonable price. By Paul Bertorelli.